chrome/blink: Add functionality for in-product help for media elements.

content/renderer/render_frame_impl.cc

Index: content/renderer/render_frame_impl.cc
diff --git a/content/renderer/render_frame_impl.cc b/content/renderer/render_frame_impl.cc
index aff4d74b1727e5d9096847f0a0c926bd025c3292..45b3048afa64ee47d3edfa9fa3c52ede686b4095 100644
--- a/content/renderer/render_frame_impl.cc
+++ b/content/renderer/render_frame_impl.cc
@@ -6705,6 +6705,10 @@ std::unique_ptr<blink::WebURLLoader> RenderFrameImpl::CreateURLLoader() {
   return blink::Platform::Current()->CreateURLLoader();
 }
 
+std::unique_ptr<blink::WebMediaIPH> RenderFrameImpl::CreateMediaIPH() {
+  return GetContentClient()->renderer()->CreateWebMediaIPH(this);
+}
+
 void RenderFrameImpl::DraggableRegionsChanged() {
   for (auto& observer : observers_)
     observer.DraggableRegionsChanged();